fun run()

in gradle-plugins/compose/src/main/kotlin/org/jetbrains/compose/desktop/application/tasks/AbstractCheckNativeDistributionRuntime.kt [72:129]
51 lines of code
7 McCabe index (conditional complexity)

    fun run() {
        taskDir.ioFile.mkdirs()

        val jdkHome = jdkHomeFile
        val javaExecutable = jdkHome.getJdkTool("java")
        val jlinkExecutable = jdkHome.getJdkTool("jlink")
        val jpackageExecutabke = jdkHome.getJdkTool("jpackage")
        ensureToolsExist(javaExecutable, jlinkExecutable, jpackageExecutabke)

        val jdkRuntimeProperties = getJDKRuntimeProperties(javaExecutable)

        val jdkMajorVersionString = jdkRuntimeProperties.getProperty(JdkVersionProbe.JDK_MAJOR_VERSION_KEY)
        val jdkMajorVersion = jdkMajorVersionString?.toIntOrNull()
            ?: jdkDistributionProbingError("JDK version '$jdkMajorVersionString' has unexpected format")

        check(jdkMajorVersion >= MIN_JAVA_RUNTIME_VERSION) {
            jdkDistributionProbingError(
                "minimum required JDK version is '$MIN_JAVA_RUNTIME_VERSION', " +
                "but actual version is '$jdkMajorVersion'"
            )
        }

        if (checkJdkVendor.get()) {
            val vendor = jdkRuntimeProperties.getProperty(JdkVersionProbe.JDK_VENDOR_KEY)
            if (vendor == null) {
                logger.warn("JDK vendor probe failed: $jdkHome")
            } else {
                if (currentOS == OS.MacOS && vendor.equals("homebrew", ignoreCase = true)) {
                    error(
                        """
                            |Homebrew's JDK distribution may cause issues with packaging.
                            |See: https://github.com/JetBrains/compose-multiplatform/issues/3107
                            |Possible solutions:
                            |* Use other vendor's JDK distribution, such as Amazon Corretto;
                            |* To continue using Homebrew distribution for packaging on your own risk, add "${ComposeProperties.CHECK_JDK_VENDOR}=false" to your gradle.properties
                        """.trimMargin())
                }
            }
        }

        val modules = arrayListOf<String>()
        runExternalTool(
            tool = javaExecutable,
            args = listOf("--list-modules"),
            logToConsole = ExternalToolRunner.LogToConsole.Never,
            processStdout = { stdout ->
                stdout.lineSequence().forEach { line ->
                    val moduleName = line.trim().substringBefore("@")
                    if (moduleName.isNotBlank()) {
                        modules.add(moduleName)
                    }
                }
            }
        )

        val properties = JvmRuntimeProperties(jdkMajorVersion, modules)
        JvmRuntimeProperties.writeToFile(properties, javaRuntimePropertiesFile.ioFile)
    }